com.github.iotexproject.antenna.utils

Class Numeric

java.lang.Object

com.github.iotexproject.antenna.utils.Numeric

public class Numeric
extends Object

numeric.

Author:

Yang XuePing

Constructor Summary

Constructors

Constructor and Description
Numeric()

Method Summary

Modifier and Type	Method and Description
static byte[]	bigIntegerToBytes(BigInteger b, int numBytes)
static byte[]	bigIntegerToBytesSigned(BigInteger b, int numBytes)
static byte[]	hexStringToByteArray(String input)
static byte[]	merge(byte[]... arrays)
static BigInteger	toBigInt(byte[] value)
static BigInteger	toBigInt(String hexValue)
static byte[]	toBytesPadded(BigInteger value, int length)
static String	toHexString(byte[] input)
static String	toHexString(byte[] input, int offset, int length)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Numeric

public Numeric()

Method Detail

toBigInt

public static BigInteger toBigInt(byte[] value)

toBigInt

public static BigInteger toBigInt(String hexValue)

hexStringToByteArray

public static byte[] hexStringToByteArray(String input)

toHexString

public static String toHexString(byte[] input,
                                 int offset,
                                 int length)

toHexString

public static String toHexString(byte[] input)

toBytesPadded

public static byte[] toBytesPadded(BigInteger value,
                                   int length)

bigIntegerToBytes

public static byte[] bigIntegerToBytes(BigInteger b,
                                       int numBytes)

bigIntegerToBytesSigned

public static byte[] bigIntegerToBytesSigned(BigInteger b,
                                             int numBytes)

merge

public static byte[] merge(byte[]... arrays)